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Bowie Resources,LLC Surtace Water <br />Bowie No. 2 Mine <br />• 2006 Annual Hydrology Report FMC-low <br />Canal -Fire Mountain Canal <br />Elevation - 5920' <br />Initiatetl 5/19/1999 5/19/1999 5/19/1999 <br />Activated 5/19/1999 5/19/1999 5/19/1999 <br />Date 9/12/2008 7/2412006 5/24/2006 <br />Summary Intonnation <br /> Baseline Operation <br />UNITS Min Ave Max Min Ave Max <br />Flow CFS 0 110 173 165 189 171 <br />FieltlComment <br />h su 7.3 8.2 8.7 8.5 8.6 7.5 <br />Conductivi umhos/cm 40 125 280 190 130 60 <br />Temperature Celsius 6.6 11.5 18.7 17.4 18.0 8.2 <br />DO mg/L 0.0 8.4 11.2 8.3 8.9 9.5 <br /> UNITS <br />Bicarbonate m /L 32 70 129 116.95 45 <br />Carbonate m /L <MDL 0 3 <MDL <MDL <br />Chloride mg/L <MDL 6 34 33.77 2 <br />Conductivity umhos/cm 71 146 310 217.5 95 <br />Hardness mg/L 29 60 92 82.41 45 <br />Nitrate-Nitrite m /L <MDL 0.24 2.70 2.898 0.08 <br />Oil and Grease IL <MDL 45.00 88.00 <MDL <MDL <br />pH su 6.4 7.8 6.4 7.9 8.2 <br />Phosphate mg/L <MDL 0.07 0.24 <MDL 0.09 <br />ResidueFilterable-TDS mg/L 40 88 160 110 80 <br />ResitlueNOnFilterable-TSS mg/L <MDL 56 300 2 B <br />SAR <MDL 0.38 0.74 0.73 0.23 <br />Sulfate mg/L <MDL 5 20 9.06 <MDL <br />Aluminum mg/L 0.12 2.28 12.70 0.18 2.77 <br />Arsenic mg/L <MDL 0.0012 0.0100 0.01 0.0006 <br />Catlmium m /L <MDL 0.0001 O.D010 0.001 <MDL <br />Calcium m /L 10.0 18.4 28.9 25.6 13.4 <br />Copper mg/L <MDL 0.003 0.01D <MDL <MDL <br />Iron (Total) mg/L 0.12 2.05 12.30 0.12 2.27 <br />Lead mg/L <MDL 0.0048 0.0500 0.05 0.0015 <br />Magnesium (Total) mg/L 2.0 3.5 7.3 4.49 2.7 <br />Man anese Total m /L 0.010 0.049 0.222 0.04 0 039 <br />Mercu m /L <MDL 0.0000 0.0000 0.000028 <MDL <br />Molyebdenum mg/L <MDL 0.00 0.02 0.02 0.01 <br />Selenium mg/L <MDL 0.0009 0.0090 0.009 0.0002 <br />Sotlium mg/L 3.2 9.8 38.2 15.2 3.5 <br />Zinc m /L <MDL 0.08 0.83 0.83 0.01 <br />The area of concern for monitoring point FMC-low was aHeded by the mining operation before ifs establishment. Therefore, <br />all recorded monitoring events are consitlerod operofional. <br />The /owermonitoring point for the Fire Mountain Canal is located at a pointjust south o/its crossing underold State Hwy 133. <br />Flow data is received from Fire Mountain Canal records (Merritt Dennison 9 7452 7-4 385). <br /> <br />There is no baseline collection possible for poims initiated after the influence of mining. <br />Figure No. 111 <br />